is a slang or definition when members of latin american gangs give light to the kill of a traitor (snitch)
we give the green light, you do it so that no one finds out about it
the act of honking your car's horn at the car in front of your when they're caught snoozing when a stoplight turns green.
Ex 1: I green light goosed somebody so hard yesterday, they did a burn out!
Ex 2: Dude, green light goose that Toyota in front of you!
when your about to have sex and usually the woman will give a signal typically with their eyes and facial expression signalling her consent
Girl: *closes eyes slowly*
(or pulls any expression giving an obvious consent face)
Guy:'was that it, was that the green light, am i good to go?!'